⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-50132252, with some changes.
This name is a synonym of Polygonum japonicum var. japonicum .
The record derives from Tropicos which reports it as a synonym (record 50132252
) with original publication details: Pl. David. 2: 111 111 1888.